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Task: Give an example of a mammal that lays eggs.


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The echidna and the platypus are both mammals that lay eggs. Both species are found in Australia, Tasmania, and New Guinea. The echidna is an egg-laying mammal in the monotreme family Ornithorhynchidae, while the platypus is a semi-aquatic egg-laying mammal in the family Ornithorhynchidae.